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December 8 – The Treaty of Falaise: Captured by the English, William I is forced to sign a peace agreement. The treaty makes Scotland a feudal possession of England, William and his nobles swear allegiance to Henry II. He must hand over several castles to Henry in return for his freedom.[1]
Europe
Summer – French forces under King Louis VII, supported by Henry the Young King and Philip of Alsace, encircle Rouen. The city holds out against the war engines long enough for Henry II to arrive in the middle of August to stage a rescue. The besiegers are fearful that Henry will invade France and the siege is lifted.
November 23 – Saladin arrives at Damascus and spends the night at his father's old house, until the gates of the Citadel of Damascus are opened to him, after a brief siege by his brother Tughtakin ibn Ayyub.[7]
March 31 – A conspiracy against Saladin, aiming to restore the Fatimid Caliphate, is revealed in Cairo, involving senior figures of the former Fatimid regime and the poet Umara al-Yamani. Modern historians doubt the extent and danger of the conspiracy reported in official sources, but its ringleaders will be publicly executed over the following weeks.[9][10]
^Fulton, Michael S. (2022). Contest for Egypt: The Collapse of the Fatimid Caliphate, the Ebb of Crusader Influence, and the Rise of Saladin. Leiden and Boston: Brill. pp. 150–151. ISBN 978-90-04-51227-6.
^Runciman, Steven (1952). A History of the Crusades, Volume II: The Kingdom of Jerusalem and the Frankish East. Cambridge: Cambridge University Press. p. 329.
^Williams, Hywel (2005). Cassell's Chronology of World History. London: Weidenfeld & Nicolson. p. 127. ISBN 0-304-35730-8.
^Duggan, Charles (1965). "From the Conquest to the Death of John". In Lawrence, C. H. (ed.). English Church and the Papacy, p. 73. ISBN 0-7509-1947-7.
^Fulton, Michael S. (2022). Contest for Egypt: The Collapse of the Fatimid Caliphate, the Ebb of Crusader Influence, and the Rise of Saladin. Leiden and Boston: Brill. p. 150. ISBN 978-90-04-51227-6.